Bitcoin Mining Distribution Block: 275319 17 Dec 2013 Hashrate (in Difficulty units per second; 1 Difficulty unit == 4 GiHash): Total Chain 100.00% 2,104,748 GHash.IO 30.85% 649,225 BTC Guild 28.36% 596,869 Eligius 9.45% 198,956 Unknown 8.96% 188,484 BitMinter 4.98% 104,713 SlushPool 4.98% 104,713 EclipseMC 4.48% 94,242 F2Pool 4.48% 94,242 CloudHashing 2.49% 52,356 BTCDig 0.50% 10,471 Bitparking 0.50% 10,471